743
FZUS51 KBOX 130504
CWFBOX
COASTAL WATERS FORECAST FOR MASSACHUSETTS AND RHODE ISLAND
NATIONAL WEATHER SERVICE BOSTON/NORTON MA
103 AM EDT SAT JUN 13 2026
COASTAL WATERS FROM THE MERRIMACK RIVER MA TO WATCH HILL RI OUT
TO 60 NM
ANZ200-131800-
103 AM EDT SAT JUN 13 2026
SYNOPSIS FOR MASSACHUSETTS AND RHODE ISLAND COASTAL WATERS
CALM CONDITIONS ACROSS THE COASTAL WATERS THROUGH THE
WEEKEND WITH 2-4 FOOT SEAS THROUGH SATURDAY, 1-3 FOOD BY SUNDAY. A
PASSING LOW PRESSURE SUNDAY NIGHT INTO MONDAY WILL BRING RAIN
SHOWERS, A FEW THUNDERSTORMS, AND SEAS UP TO 4 FEET. WINDS BECOME NW
OVERNIGHT THROUGH SATURDAY, INCREASING TO 15-20 KTS OUT OF THE SW
SUNDAY NIGHT WITH GUSTS 20-25 KTS AS THAT LOW PRESSURE PASSES. HIGH
PRESSURE RETURNS NEXT WEEK.
ANZ250-131800-
COASTAL WATERS EAST OF IPSWICH BAY AND THE STELLWAGEN BANK
NATIONAL MARINE SANCTUARY-
103 AM EDT SAT JUN 13 2026
REST OF TONIGHT
NW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.
SEAS AROUND 2 FT. WAVE DETAIL: SE 2 FT AT 7 SECONDS AND NW 1 FOOT
AT 2 SECONDS. PATCHY FOG. VSBY 1 NM OR LESS.
SAT
NW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT, BECOMING SW
AROUND 5 KT IN THE AFTERNOON. SEAS AROUND 2 FT. WAVE DETAIL: NW
2 FT AT 3 SECONDS AND SE 2 FT AT 8 SECONDS. PATCHY FOG IN THE
MORNING WITH VSBY 1 NM OR LESS.
SAT NIGHT
SW WINDS 5 TO 10 KT, BECOMING W AFTER MIDNIGHT. SEAS
AROUND 2 FT. WAVE DETAIL: E 2 FT AT 8 SECONDS AND W 1 FOOT AT
3 SECONDS.
SUN
SW WINDS 5 TO 10 KT, BECOMING S 15 TO 20 KT WITH GUSTS UP
TO 25 KT IN THE AFTERNOON. SEAS 2 TO 3 FT. WAVE DETAIL: SW 3 FT
AT 3 SECONDS AND E 2 FT AT 8 SECONDS.
SUN NIGHT
S WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS
2 TO 4 FT. WAVE DETAIL: S 3 FT AT 4 SECONDS AND E 1 FOOT AT
8 SECONDS. SHOWERS AFTER MIDNIGHT.
MON
W WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT, DIMINISHING TO
5 TO 10 KT IN THE AFTERNOON. SEAS 2 TO 3 FT. WAVE DETAIL: SW 2 FT
AT 4 SECONDS AND E 1 FOOT AT 8 SECONDS. SHOWERS LIKELY IN THE
MORNING.
MON NIGHT
W WINDS 5 TO 10 KT, BECOMING NW AFTER MIDNIGHT. SEAS
AROUND 2 FT.
TUE THROUGH WED NIGHT
S WINDS 10 TO 15 KT WITH GUSTS UP TO
20 KT. SEAS 2 TO 3 FT.
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.
ANZ251-131800-
MASSACHUSETTS BAY AND IPSWICH BAY-
103 AM EDT SAT JUN 13 2026
REST OF TONIGHT
NW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.
SEAS AROUND 2 FT. WAVE DETAIL: E 2 FT AT 8 SECONDS AND N 1 FOOT
AT 2 SECONDS. PATCHY FOG. VSBY 1 NM OR LESS.
SAT
NW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT, BECOMING S
AROUND 5 KT IN THE AFTERNOON. SEAS AROUND 2 FT. WAVE DETAIL: NW
2 FT AT 3 SECONDS AND E 2 FT AT 9 SECONDS.
SAT NIGHT
SW WINDS 5 TO 10 KT, BECOMING W AFTER MIDNIGHT. SEAS
AROUND 2 FT IN THE EVENING, THEN 1 FOOT OR LESS. WAVE DETAIL: W
1 FOOT AT 2 SECONDS AND S 1 FOOT AT 7 SECONDS, BECOMING W 1 FOOT
AT 2 SECONDS AND E 1 FOOT AT 8 SECONDS.
SUN
SW WINDS 5 TO 10 KT, BECOMING S 15 TO 20 KT WITH GUSTS UP
TO 25 KT IN THE AFTERNOON. SEAS 1 FOOT OR LESS, THEN 2 TO 3 FT IN
THE AFTERNOON. WAVE DETAIL: W 1 FOOT AT 2 SECONDS AND E 1 FOOT AT
8 SECONDS, BECOMING S 3 FT AT 4 SECONDS AND E 1 FOOT AT
8 SECONDS.
SUN NIGHT
S WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS
2 TO 3 FT. WAVE DETAIL: S 3 FT AT 4 SECONDS AND E 1 FOOT AT
8 SECONDS. SHOWERS WITH A CHANCE OF TSTMS AFTER MIDNIGHT.
MON
W WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL: W
1 FOOT AT 3 SECONDS AND SE 1 FOOT AT 4 SECONDS. SHOWERS LIKELY IN
THE MORNING.
MON NIGHT
W WINDS 5 TO 10 KT. SEAS AROUND 2 FT.
TUE THROUGH WED NIGHT
S WINDS 10 TO 15 KT WITH GUSTS UP TO
20 KT. SEAS AROUND 2 FT.
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.
ANZ231-131800-
CAPE COD BAY-
103 AM EDT SAT JUN 13 2026
REST OF TONIGHT
NW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.
SEAS AROUND 2 FT. WAVE DETAIL: NW 1 FOOT AT 2 SECONDS AND S
1 FOOT AT 7 SECONDS. PATCHY FOG. VSBY 1 NM OR LESS.
SAT
NW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT, BECOMING NE
AROUND 5 KT IN THE AFTERNOON. SEAS AROUND 2 FT IN THE MORNING,
THEN 1 FOOT OR LESS. WAVE DETAIL: NW 1 FOOT AT 3 SECONDS AND S
1 FOOT AT 7 SECONDS, BECOMING NW 1 FOOT AT 3 SECONDS AND S 1 FOOT
AT 6 SECONDS.
SAT NIGHT
SW WINDS 5 TO 10 KT, BECOMING W AFTER MIDNIGHT. SEAS
1 FOOT OR LESS. WAVE DETAIL: NW 1 FOOT AT 3 SECONDS AND S 1 FOOT
AT 6 SECONDS.
SUN
SW WINDS 5 TO 10 KT, BECOMING S 10 TO 15 KT WITH GUSTS UP
TO 25 KT IN THE AFTERNOON. SEAS 1 FOOT OR LESS, THEN 2 TO 3 FT IN
THE AFTERNOON. WAVE DETAIL: W 1 FOOT AT 3 SECONDS AND E 1 FOOT AT
4 SECONDS, BECOMING SW 1 FOOT AT 2 SECONDS AND E 1 FOOT AT
5 SECONDS.
SUN NIGHT
S WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS
2 TO 3 FT. WAVE DETAIL: S 2 FT AT 3 SECONDS AND E 1 FOOT AT
8 SECONDS. A CHANCE OF SHOWERS IN THE EVENING. SHOWERS AFTER
MIDNIGHT.
MON
W WINDS 5 TO 10 KT. SEAS AROUND 2 FT IN THE MORNING, THEN
1 FOOT OR LESS. WAVE DETAIL: SW 2 FT AT 3 SECONDS AND E 1 FOOT AT
10 SECONDS, BECOMING SW 1 FOOT AT 3 SECONDS AND E 1 FOOT AT
9 SECONDS. SHOWERS LIKELY IN THE MORNING.
MON NIGHT
W WINDS 5 TO 10 KT, BECOMING NW AFTER MIDNIGHT. SEAS
AROUND 2 FT.
TUE THROUGH WED NIGHT
S WINDS 5 TO 10 KT WITH GUSTS UP TO
20 KT. SEAS AROUND 2 FT.
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.
ANZ254-131800-
COASTAL WATERS FROM PROVINCETOWN MA TO CHATHAM MA TO NANTUCKET MA
OUT 20 NM-
103 AM EDT SAT JUN 13 2026
REST OF TONIGHT
W WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.
SEAS 2 TO 3 FT. WAVE DETAIL: SE 2 FT AT 7 SECONDS AND W 1 FOOT AT
3 SECONDS. PATCHY FOG. VSBY 1 NM OR LESS.
SAT
NW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT, DIMINISHING
TO 5 TO 10 KT IN THE AFTERNOON. SEAS 2 TO 3 FT. WAVE DETAIL: NW
2 FT AT 3 SECONDS AND S 2 FT AT 7 SECONDS. PATCHY FOG. VSBY 1 NM
OR LESS, INCREASING TO 1 TO 3 NM IN THE AFTERNOON.
SAT NIGHT
SW WINDS 5 TO 10 KT, BECOMING W AFTER MIDNIGHT. SEAS
2 TO 3 FT. WAVE DETAIL: S 2 FT AT 7 SECONDS AND NW 1 FOOT AT
3 SECONDS. PATCHY FOG IN THE EVENING WITH VSBY 1 TO 3 NM.
SUN
SW WINDS 5 TO 10 KT, BECOMING S 10 TO 15 KT WITH GUSTS UP
TO 20 KT IN THE AFTERNOON. SEAS 2 TO 3 FT. WAVE DETAIL: S 2 FT AT
7 SECONDS AND W 1 FOOT AT 3 SECONDS.
SUN NIGHT
S WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS
2 TO 4 FT. WAVE DETAIL: SW 3 FT AT 4 SECONDS AND E 1 FOOT AT
8 SECONDS. SHOWERS AFTER MIDNIGHT.
MON
SW WINDS 15 TO 20 KT, BECOMING W 10 TO 15 KT IN THE
AFTERNOON. SEAS 2 TO 4 FT. WAVE DETAIL: SW 3 FT AT 5 SECONDS AND
E 1 FOOT AT 8 SECONDS. SHOWERS LIKELY IN THE MORNING.
MON NIGHT
SW WINDS 10 TO 15 KT, BECOMING NW AFTER MIDNIGHT.
SEAS 2 TO 3 FT.
TUE THROUGH WED NIGHT
S WINDS 5 TO 10 KT. SEAS 2 TO 3 FT.
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.
ANZ255-131800-
COASTAL WATERS EXTENDING OUT TO 25 NM SOUTH OF MARTHAS VINEYARD
AND NANTUCKET-
103 AM EDT SAT JUN 13 2026
REST OF TONIGHT
NW WINDS 10 TO 15 KT. SEAS 3 TO 4 FT. WAVE
DETAIL: SW 3 FT AT 6 SECONDS AND NW 2 FT AT 3 SECONDS. PATCHY
FOG. VSBY 1 TO 3 NM.
SAT
NW WINDS 10 TO 15 KT, BECOMING W 5 TO 10 KT IN THE
AFTERNOON. SEAS 2 TO 4 FT. WAVE DETAIL: SW 4 FT AT 6 SECONDS AND
NW 1 FOOT AT 3 SECONDS.
SAT NIGHT
W WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. WAVE DETAIL: W
3 FT AT 6 SECONDS AND E 1 FOOT AT 8 SECONDS.
SUN
SW WINDS 5 TO 10 KT, INCREASING TO 10 TO 15 KT WITH GUSTS
UP TO 20 KT IN THE AFTERNOON. SEAS 2 TO 3 FT. WAVE DETAIL: S 3 FT
AT 7 SECONDS AND W 1 FOOT AT 5 SECONDS.
SUN NIGHT
S WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS
2 TO 4 FT. WAVE DETAIL: SW 4 FT AT 5 SECONDS AND E 1 FOOT AT
8 SECONDS. A CHANCE OF SHOWERS IN THE EVENING. SHOWERS AFTER
MIDNIGHT.
MON
SW WINDS 15 TO 20 KT, BECOMING W 10 TO 15 KT IN THE
AFTERNOON. SEAS 2 TO 4 FT. WAVE DETAIL: SW 4 FT AT 5 SECONDS AND
E 1 FOOT AT 8 SECONDS. SHOWERS LIKELY IN THE MORNING.
MON NIGHT
W WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE
EVENING. SEAS 2 TO 4 FT.
TUE THROUGH WED NIGHT
S WINDS 5 TO 10 KT. SEAS 2 TO 4 FT.
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.
ANZ256-131800-
COASTAL WATERS FROM MONTAUK NY TO MARTHAS VINEYARD EXTENDING OUT
TO 20 NM SOUTH OF BLOCK ISLAND-
103 AM EDT SAT JUN 13 2026
REST OF TONIGHT
NW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.
SEAS 3 TO 4 FT. WAVE DETAIL: S 3 FT AT 7 SECONDS AND NW 2 FT AT
3 SECONDS.
SAT
W WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE AFTERNOON.
SEAS 3 TO 4 FT. WAVE DETAIL: S 3 FT AT 6 SECONDS AND NW 2 FT AT
3 SECONDS.
SAT NIGHT
W WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE
EVENING. SEAS 2 TO 3 FT. WAVE DETAIL: W 3 FT AT 5 SECONDS AND SE
1 FOOT AT 9 SECONDS.
SUN
SW WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE AFTERNOON.
SEAS 2 TO 3 FT. WAVE DETAIL: S 3 FT AT 7 SECONDS AND SW 2 FT AT
3 SECONDS.
SUN NIGHT
S WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS
3 TO 4 FT. WAVE DETAIL: SW 4 FT AT 5 SECONDS AND SE 1 FOOT AT
8 SECONDS. A CHANCE OF SHOWERS IN THE EVENING, THEN SHOWERS WITH
A CHANCE OF TSTMS AFTER MIDNIGHT.
MON
W WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 2 TO
4 FT. WAVE DETAIL: SW 3 FT AT 5 SECONDS AND SE 1 FOOT AT
8 SECONDS. SHOWERS LIKELY IN THE MORNING.
MON NIGHT
W WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT, BECOMING
NW AFTER MIDNIGHT. SEAS 2 TO 4 FT.
TUE THROUGH WED NIGHT
S WINDS 10 TO 15 KT. SEAS 2 TO 3 FT.
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.
ANZ232-131800-
NANTUCKET SOUND-
103 AM EDT SAT JUN 13 2026
REST OF TONIGHT
NW WINDS 10 TO 15 KT. SEAS AROUND 2 FT. WAVE
DETAIL: W 1 FOOT AT 3 SECONDS AND SE 1 FOOT AT 7 SECONDS. PATCHY
FOG. VSBY 1 TO 3 NM.
SAT
NW WINDS 10 TO 15 KT, BECOMING W 5 TO 10 KT IN THE
AFTERNOON. SEAS AROUND 2 FT. WAVE DETAIL: NW 1 FOOT AT 3 SECONDS
AND SE 1 FOOT AT 7 SECONDS.
SAT NIGHT
W WINDS 5 TO 10 KT. SEAS AROUND 2 FT. WAVE DETAIL: W
1 FOOT AT 3 SECONDS AND S 1 FOOT AT 6 SECONDS.
SUN
SW WINDS 5 TO 10 KT, INCREASING TO 10 TO 15 KT WITH GUSTS
UP TO 20 KT IN THE AFTERNOON. SEAS AROUND 2 FT. WAVE DETAIL: SE
2 FT AT 7 SECONDS AND W 1 FOOT AT 2 SECONDS.
SUN NIGHT
S WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS
2 TO 3 FT. WAVE DETAIL: SW 3 FT AT 4 SECONDS AND E 1 FOOT AT
8 SECONDS. A CHANCE OF SHOWERS IN THE EVENING, THEN SHOWERS WITH
A CHANCE OF TSTMS AFTER MIDNIGHT.
MON
SW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 2 TO
3 FT. WAVE DETAIL: SW 2 FT AT 4 SECONDS AND E 1 FOOT AT
8 SECONDS. SHOWERS LIKELY IN THE MORNING.
MON NIGHT
W WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT, BECOMING
NW AFTER MIDNIGHT. SEAS AROUND 2 FT.
TUE THROUGH WED NIGHT
S WINDS 10 TO 15 KT. SEAS AROUND 2 FT.
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.
ANZ233-131800-
VINEYARD SOUND-
103 AM EDT SAT JUN 13 2026
REST OF TONIGHT
NW WINDS 10 TO 15 KT. SEAS AROUND 2 FT. WAVE
DETAIL: S 2 FT AT 6 SECONDS AND W 1 FOOT AT 4 SECONDS.
SAT
NW WINDS 5 TO 10 KT, BECOMING SW 10 TO 15 KT IN THE
AFTERNOON. SEAS AROUND 2 FT. WAVE DETAIL: NW 2 FT AT 3 SECONDS
AND SW 2 FT AT 6 SECONDS.
SAT NIGHT
W WINDS 10 TO 15 KT, DIMINISHING TO 5 TO 10 KT AFTER
MIDNIGHT. SEAS AROUND 2 FT. WAVE DETAIL: SW 2 FT AT 6 SECONDS AND
E 1 FOOT AT 8 SECONDS.
SUN
SW WINDS 5 TO 10 KT, INCREASING TO 10 TO 15 KT WITH GUSTS
UP TO 20 KT IN THE AFTERNOON. SEAS AROUND 2 FT. WAVE DETAIL: SW
2 FT AT 4 SECONDS AND S 2 FT AT 7 SECONDS.
SUN NIGHT
S WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS
2 TO 3 FT. WAVE DETAIL: SW 3 FT AT 5 SECONDS AND SE 1 FOOT AT
8 SECONDS. A CHANCE OF SHOWERS IN THE EVENING, THEN SHOWERS WITH
A CHANCE OF TSTMS AFTER MIDNIGHT.
MON
W WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 2 TO
3 FT. WAVE DETAIL: SW 3 FT AT 6 SECONDS AND SE 1 FOOT AT
10 SECONDS. SHOWERS LIKELY IN THE MORNING.
MON NIGHT
W WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT, BECOMING
NW 5 TO 10 KT AFTER MIDNIGHT. SEAS AROUND 2 FT.
TUE THROUGH WED NIGHT
S WINDS 10 TO 15 KT WITH GUSTS UP TO
20 KT. SEAS 2 TO 3 FT.
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.
ANZ234-131800-
BUZZARDS BAY-
103 AM EDT SAT JUN 13 2026
REST OF TONIGHT
NW WINDS AROUND 10 KT. SEAS AROUND 2 FT. WAVE
DETAIL: W 2 FT AT 6 SECONDS AND SE 1 FOOT AT 5 SECONDS.
SAT
NW WINDS 5 TO 10 KT, BECOMING SW 10 TO 15 KT IN THE
AFTERNOON. SEAS AROUND 2 FT. WAVE DETAIL: NW 1 FOOT AT 2 SECONDS
AND E 1 FOOT AT 6 SECONDS.
SAT NIGHT
W WINDS 10 TO 15 KT, DIMINISHING TO 5 TO 10 KT AFTER
MIDNIGHT. SEAS AROUND 2 FT. WAVE DETAIL: SW 2 FT AT 5 SECONDS AND
E 1 FOOT AT 8 SECONDS.
SUN
SW WINDS 5 TO 10 KT, INCREASING TO 10 TO 15 KT WITH GUSTS
UP TO 20 KT IN THE AFTERNOON. SEAS 1 FOOT OR LESS, THEN 2 TO 3 FT
IN THE AFTERNOON. WAVE DETAIL: W 1 FOOT AT 3 SECONDS AND SW
1 FOOT AT 6 SECONDS, BECOMING SW 2 FT AT 3 SECONDS AND SW 2 FT AT
6 SECONDS.
SUN NIGHT
S WINDS 15 TO 20 KT. SEAS 2 TO 3 FT. WAVE DETAIL: SW
3 FT AT 5 SECONDS AND SE 1 FOOT AT 8 SECONDS. A CHANCE OF SHOWERS
IN THE EVENING, THEN SHOWERS WITH A CHANCE OF TSTMS AFTER
MIDNIGHT.
MON
W WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE AFTERNOON.
SEAS AROUND 2 FT. WAVE DETAIL: SW 2 FT AT 5 SECONDS AND SE 1 FOOT
AT 9 SECONDS. SHOWERS LIKELY IN THE MORNING.
MON NIGHT
W WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT, BECOMING
NW 5 TO 10 KT AFTER MIDNIGHT. SEAS AROUND 2 FT.
TUE THROUGH WED NIGHT
S WINDS 10 TO 15 KT WITH GUSTS UP TO
20 KT. SEAS 2 TO 3 FT.
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.
ANZ235-131800-
RHODE ISLAND SOUND-
103 AM EDT SAT JUN 13 2026
REST OF TONIGHT
NW WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. WAVE
DETAIL: S 3 FT AT 6 SECONDS AND NW 1 FOOT AT 4 SECONDS.
SAT
NW WINDS 10 TO 15 KT, BECOMING SW WITH GUSTS UP TO 20 KT
IN THE AFTERNOON. SEAS 2 TO 3 FT. WAVE DETAIL: S 3 FT AT
7 SECONDS AND NW 2 FT AT 3 SECONDS.
SAT NIGHT
W WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT,
DIMINISHING TO 5 TO 10 KT AFTER MIDNIGHT. SEAS 2 TO 3 FT. WAVE
DETAIL: S 3 FT AT 7 SECONDS AND W 1 FOOT AT 4 SECONDS.
SUN
SW WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE AFTERNOON.
SEAS 2 TO 3 FT. WAVE DETAIL: S 3 FT AT 7 SECONDS AND SW 2 FT AT
3 SECONDS.
SUN NIGHT
S WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS
2 TO 4 FT. WAVE DETAIL: SW 4 FT AT 5 SECONDS AND SE 1 FOOT AT
8 SECONDS. A CHANCE OF SHOWERS IN THE EVENING, THEN SHOWERS WITH
A CHANCE OF TSTMS AFTER MIDNIGHT.
MON
W WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 2 TO
3 FT. WAVE DETAIL: SW 3 FT AT 6 SECONDS AND SE 1 FOOT AT
9 SECONDS. SHOWERS LIKELY IN THE MORNING.
MON NIGHT
W WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE
EVENING. SEAS 2 TO 3 FT.
TUE THROUGH WED NIGHT
S WINDS 10 TO 15 KT WITH GUSTS UP TO
20 KT. SEAS 2 TO 3 FT.
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.
ANZ237-131800-
BLOCK ISLAND SOUND-
103 AM EDT SAT JUN 13 2026
REST OF TONIGHT
NW WINDS 10 TO 15 KT. SEAS 2 TO 3 FT. WAVE
DETAIL: SE 2 FT AT 7 SECONDS AND W 1 FOOT AT 3 SECONDS.
SAT
W WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE AFTERNOON.
SEAS 2 TO 3 FT. WAVE DETAIL: W 2 FT AT 3 SECONDS AND SE 2 FT AT
7 SECONDS.
SAT NIGHT
W WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT,
DIMINISHING TO 5 TO 10 KT AFTER MIDNIGHT. SEAS 2 TO 3 FT. WAVE
DETAIL: W 2 FT AT 3 SECONDS AND SE 2 FT AT 7 SECONDS.
SUN
SW WINDS 5 TO 10 KT, BECOMING S 10 TO 15 KT WITH GUSTS UP
TO 20 KT IN THE AFTERNOON. SEAS 2 TO 3 FT. WAVE DETAIL: SW 2 FT
AT 3 SECONDS AND S 2 FT AT 7 SECONDS.
SUN NIGHT
S WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS
2 TO 3 FT. WAVE DETAIL: SW 3 FT AT 5 SECONDS AND SE 1 FOOT AT
8 SECONDS. A CHANCE OF SHOWERS IN THE EVENING, THEN SHOWERS WITH
A CHANCE OF TSTMS AFTER MIDNIGHT.
MON
W WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE AFTERNOON.
SEAS 2 TO 3 FT. WAVE DETAIL: SW 2 FT AT 4 SECONDS AND SE 1 FOOT
AT 8 SECONDS. A CHANCE OF SHOWERS IN THE MORNING.
MON NIGHT
W WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT, BECOMING
NW 5 TO 10 KT AFTER MIDNIGHT. SEAS 2 TO 3 FT.
TUE THROUGH WED NIGHT
S WINDS 10 TO 15 KT. SEAS 2 TO 3 FT.
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.
ANZ230-131800-
BOSTON HARBOR-
103 AM EDT SAT JUN 13 2026
REST OF TONIGHT
NW WINDS 10 TO 15 KT. WAVES AROUND 2 FT.
SAT
NW WINDS AROUND 10 KT, BECOMING NE IN THE AFTERNOON. WAVES
AROUND 2 FT IN THE MORNING, THEN 1 FOOT OR LESS.
SAT NIGHT
W WINDS 5 TO 10 KT. WAVES 1 FOOT OR LESS.
SUN
SW WINDS 5 TO 10 KT, BECOMING S 15 TO 20 KT WITH GUSTS UP
TO 25 KT IN THE AFTERNOON. WAVES 1 FOOT OR LESS, THEN AROUND 2 FT
IN THE AFTERNOON.
SUN NIGHT
S WINDS 15 TO 20 KT, BECOMING SW 10 TO 15 KT AFTER
MIDNIGHT. GUSTS UP TO 25 KT. WAVES AROUND 2 FT. A CHANCE OF
SHOWERS IN THE EVENING, THEN SHOWERS WITH A CHANCE OF TSTMS AFTER
MIDNIGHT.
MON
W WINDS 5 TO 10 KT. WAVES AROUND 2 FT. SHOWERS LIKELY IN
THE MORNING.
MON NIGHT
NW WINDS 5 TO 10 KT. WAVES AROUND 2 FT IN THE
EVENING, THEN 1 FOOT OR LESS.
TUE THROUGH WED NIGHT
S WINDS 10 TO 15 KT WITH GUSTS UP TO
20 KT. WAVES AROUND 2 FT.
WINDS AND WAVES HIGHER IN AND NEAR TSTMS.
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.
ANZ236-131800-
NARRAGANSETT BAY-
103 AM EDT SAT JUN 13 2026
REST OF TONIGHT
NW WINDS AROUND 10 KT. WAVES AROUND 2 FT.
SAT
NW WINDS 5 TO 10 KT, BECOMING W IN THE AFTERNOON. WAVES
AROUND 2 FT.
SAT NIGHT
W WINDS 5 TO 10 KT, DIMINISHING TO AROUND 5 KT AFTER
MIDNIGHT. WAVES AROUND 2 FT.
SUN
SW WINDS 5 TO 10 KT, BECOMING S 10 TO 15 KT WITH GUSTS UP
TO 20 KT IN THE AFTERNOON. WAVES 1 FOOT OR LESS, THEN 2 TO 3 FT
IN THE AFTERNOON.
SUN NIGHT
S WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. WAVES
2 TO 3 FT. A CHANCE OF SHOWERS IN THE EVENING, THEN SHOWERS WITH
A CHANCE OF TSTMS AFTER MIDNIGHT.
MON
W WINDS 10 TO 15 KT. WAVES AROUND 2 FT. SHOWERS LIKELY IN
THE MORNING.
MON NIGHT
W WINDS 10 TO 15 KT, BECOMING NW 5 TO 10 KT AFTER
MIDNIGHT. WAVES AROUND 2 FT.
TUE THROUGH WED NIGHT
S WINDS 10 TO 15 KT WITH GUSTS UP TO
20 KT. WAVES AROUND 2 FT.
WINDS AND WAVES HIGHER IN AND NEAR TSTMS.
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.
ANZ280-131800-
OCEAN WATERS FROM THE MERRIMACK RIVER TO PLYMOUTH FROM 40 TO
60 NM-
103 AM EDT SAT JUN 13 2026
REST OF TONIGHT
W WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE
DETAIL: S 2 FT AT 7 SECONDS AND SE 2 FT AT 8 SECONDS. PATCHY FOG.
A SLIGHT CHANCE OF SHOWERS AND TSTMS. VSBY 1 NM OR LESS.
SAT
NW WINDS 5 TO 10 KT, BECOMING W IN THE AFTERNOON. SEAS
2 TO 3 FT. WAVE DETAIL: S 2 FT AT 7 SECONDS AND SE 2 FT AT
9 SECONDS. PATCHY FOG. VSBY 1 NM OR LESS, INCREASING TO 1 TO 3 NM
IN THE AFTERNOON.
SAT NIGHT
SW WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: S
2 FT AT 7 SECONDS AND E 2 FT AT 8 SECONDS. PATCHY FOG. VSBY 1 TO
3 NM IN THE EVENING.
SUN
SW WINDS 5 TO 10 KT, BECOMING S 15 TO 20 KT WITH GUSTS UP
TO 25 KT IN THE AFTERNOON. SEAS 2 TO 3 FT. WAVE DETAIL: S 3 FT AT
7 SECONDS AND E 2 FT AT 8 SECONDS.
SUN NIGHT
S WINDS 15 TO 20 KT WITH GUSTS UP TO 30 KT. SEAS
3 TO 4 FT. WAVE DETAIL: SW 4 FT AT 5 SECONDS AND E 1 FOOT AT
8 SECONDS. SHOWERS AFTER MIDNIGHT.
MON
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT, BECOMING W
5 TO 10 KT IN THE AFTERNOON. SEAS 2 TO 4 FT. WAVE DETAIL: SE 4 FT
AT 7 SECONDS AND W 2 FT AT 4 SECONDS. SHOWERS LIKELY IN THE
MORNING.
MON NIGHT
SW WINDS 5 TO 10 KT, BECOMING NW AFTER MIDNIGHT.
SEAS 2 TO 3 FT.
TUE THROUGH WED NIGHT
S WINDS 10 TO 15 KT WITH GUSTS UP TO
20 KT. SEAS 2 TO 3 FT.
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.
ANZ281-131800-
OCEAN WATERS FROM PROVINCETOWN TO NANTUCKET FROM 20 TO 60 NM-
103 AM EDT SAT JUN 13 2026
REST OF TONIGHT
W WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.
SEAS 3 TO 4 FT. WAVE DETAIL: S 3 FT AT 7 SECONDS AND SE 2 FT AT
9 SECONDS. PATCHY FOG. VSBY 1 NM OR LESS.
SAT
NW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT, DIMINISHING
TO 5 TO 10 KT IN THE AFTERNOON. SEAS 3 TO 4 FT. WAVE DETAIL: S
4 FT AT 7 SECONDS AND NW 2 FT AT 3 SECONDS. PATCHY FOG. VSBY 1 NM
OR LESS.
SAT NIGHT
SW WINDS 5 TO 10 KT. SEAS 2 TO 3 FT. WAVE DETAIL: S
3 FT AT 7 SECONDS AND NW 1 FOOT AT 4 SECONDS. PATCHY FOG. VSBY
1 TO 3 NM IN THE EVENING.
SUN
SW WINDS 5 TO 10 KT, INCREASING TO 10 TO 15 KT WITH GUSTS
UP TO 20 KT IN THE AFTERNOON. SEAS 2 TO 3 FT. WAVE DETAIL: S 2 FT
AT 7 SECONDS AND W 1 FOOT AT 3 SECONDS.
SUN NIGHT
S WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS
3 TO 4 FT. WAVE DETAIL: SW 4 FT AT 5 SECONDS AND E 1 FOOT AT
8 SECONDS. SHOWERS AFTER MIDNIGHT.
MON
SW WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT, BECOMING W
10 TO 15 KT IN THE AFTERNOON. SEAS 2 TO 4 FT. WAVE DETAIL: SW
4 FT AT 6 SECONDS AND E 1 FOOT AT 8 SECONDS. SHOWERS LIKELY IN
THE MORNING.
MON NIGHT
SW WINDS AROUND 10 KT, BECOMING NW AFTER MIDNIGHT.
SEAS 2 TO 4 FT.
TUE THROUGH WED NIGHT
S WINDS 5 TO 10 KT. SEAS 3 TO 4 FT.
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.
ANZ282-131800-
OCEAN WATERS FROM MARTHAS VINEYARD TO NANTUCKET FROM 25 TO 60 NM-
103 AM EDT SAT JUN 13 2026
REST OF TONIGHT
W WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT.
SEAS 3 TO 4 FT. WAVE DETAIL: W 4 FT AT 5 SECONDS AND E 1 FOOT AT
9 SECONDS. PATCHY FOG. VSBY 1 NM OR LESS.
SAT
NW WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT, BECOMING W
5 TO 10 KT IN THE AFTERNOON. SEAS 3 TO 4 FT. WAVE DETAIL: SW 4 FT
AT 7 SECONDS AND NW 2 FT AT 5 SECONDS.
SAT NIGHT
W WINDS 10 TO 15 KT, DIMINISHING TO 5 TO 10 KT AFTER
MIDNIGHT. SEAS AROUND 3 FT. WAVE DETAIL: SW 3 FT AT 6 SECONDS AND
NW 2 FT AT 5 SECONDS. PATCHY FOG IN THE EVENING WITH VSBY 1 TO
3 NM.
SUN
SW WINDS 5 TO 10 KT, INCREASING TO 10 TO 15 KT WITH GUSTS
UP TO 20 KT IN THE AFTERNOON. SEAS 2 TO 3 FT. WAVE DETAIL: SW
3 FT AT 7 SECONDS AND NW 1 FOOT AT 4 SECONDS.
SUN NIGHT
S WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS
3 TO 4 FT. WAVE DETAIL: SW 3 FT AT 6 SECONDS AND E 1 FOOT AT
8 SECONDS. A CHANCE OF SHOWERS IN THE EVENING. SHOWERS AFTER
MIDNIGHT.
MON
SW WINDS 15 TO 20 KT, BECOMING W 10 TO 15 KT IN THE
AFTERNOON. SEAS 3 TO 4 FT. WAVE DETAIL: SW 3 FT AT 5 SECONDS AND
E 1 FOOT AT 8 SECONDS. SHOWERS LIKELY IN THE MORNING.
MON NIGHT
W WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE
EVENING. SEAS 3 TO 4 FT.
TUE THROUGH WED NIGHT
S WINDS 5 TO 10 KT. SEAS 3 TO 4 FT.
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.
ANZ283-131800-
OCEAN WATERS FROM MONTAUK NY TO MARTHAS VINEYARD FROM 25 TO 60 NM-
103 AM EDT SAT JUN 13 2026
REST OF TONIGHT
NW WINDS AROUND 15 KT WITH GUSTS UP TO 20 KT.
SEAS AROUND 4 FT. WAVE DETAIL: W 4 FT AT 5 SECONDS AND E 1 FOOT
AT 9 SECONDS.
SAT
W WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE MORNING.
SEAS 3 TO 4 FT. WAVE DETAIL: SW 3 FT AT 6 SECONDS AND NW 2 FT AT
4 SECONDS.
SAT NIGHT
W WINDS 10 TO 15 KT. GUSTS UP TO 20 KT IN THE
EVENING. SEAS AROUND 3 FT. WAVE DETAIL: W 3 FT AT 5 SECONDS AND E
1 FOOT AT 9 SECONDS.
SUN
SW WINDS 5 TO 10 KT, INCREASING TO 10 TO 15 KT WITH GUSTS
UP TO 20 KT IN THE AFTERNOON. SEAS 2 TO 3 FT. WAVE DETAIL: SW
2 FT AT 5 SECONDS AND E 1 FOOT AT 9 SECONDS.
SUN NIGHT
S WINDS 15 TO 20 KT WITH GUSTS UP TO 25 KT. SEAS
3 TO 4 FT. WAVE DETAIL: S 3 FT AT 7 SECONDS AND W 2 FT AT
4 SECONDS. A CHANCE OF SHOWERS IN THE EVENING, THEN SHOWERS WITH
A CHANCE OF TSTMS AFTER MIDNIGHT.
MON
W WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT. SEAS 2 TO
3 FT. WAVE DETAIL: SW 3 FT AT 5 SECONDS AND SE 1 FOOT AT
8 SECONDS. SHOWERS LIKELY IN THE MORNING.
MON NIGHT
W WINDS 10 TO 15 KT WITH GUSTS UP TO 20 KT, BECOMING
NW AFTER MIDNIGHT. SEAS 3 TO 4 FT.
TUE THROUGH WED NIGHT
S WINDS 5 TO 10 KT. SEAS 3 TO 4 FT.
WINDS AND SEAS HIGHER IN AND NEAR TSTMS.
SEAS ARE REPORTED AS SIGNIFICANT WAVE HEIGHT, WHICH IS THE
AVERAGE OF THE HIGHEST THIRD OF THE WAVES. INDIVIDUAL WAVE
HEIGHTS MAY BE MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.
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